# HG changeset patch
# User Robert McIntyre <rlm@mit.edu>
# Date 1328946714 25200
# Node ID 5f14fd7b12885ffab6fb93d39bf0c520418fe6a0
# Parent  ac46ee4e574a309afe78ac5dccd6a86ff6c8b89c
minor corrections from reviewing with dad

diff -r ac46ee4e574a -r 5f14fd7b1288 org/vision.org
--- a/org/vision.org	Fri Feb 10 12:06:41 2012 -0700
+++ b/org/vision.org	Sat Feb 11 00:51:54 2012 -0700
@@ -35,10 +35,10 @@
 
 Each =ViewPort= can have any number of attached =SceneProcessor=
 objects, which are called every time a new frame is rendered. A
-=SceneProcessor= recieves a =FrameBuffer= and can do whatever it wants
-to the data.  Often this consists of invoking GPU specific operations
-on the rendered image.  The =SceneProcessor= can also copy the GPU
-image data to RAM and process it with the CPU.
+=SceneProcessor= recieves its =ViewPort's= =FrameBuffer= and can do
+whatever it wants to the data.  Often this consists of invoking GPU
+specific operations on the rendered image.  The =SceneProcessor= can
+also copy the GPU image data to RAM and process it with the CPU.
 
 * The Vision Pipeline
 
@@ -91,7 +91,7 @@
 given a =Renderer= and three containers for image data. The
 =FrameBuffer= references the GPU image data, but the pixel data can
 not be used directly on the CPU.  The =ByteBuffer= and =BufferedImage=
-are initially "empty" but are sized to hold to data in the
+are initially "empty" but are sized to hold the data in the
 =FrameBuffer=. I call transfering the GPU image data to the CPU
 structures "mixing" the image data. I have provided three functions to
 do this mixing.
@@ -195,7 +195,7 @@
 different spatial distributions along the retina. In humans, there is
 a fovea in the center of the retina which has a very high density of
 color sensors, and a blind spot which has no sensors at all. Sensor
-density decreases in proportion to distance from the retina.
+density decreases in proportion to distance from the fovea.
 
 I want to be able to model any retinal configuration, so my eye-nodes
 in blender contain metadata pointing to images that describe the
@@ -245,14 +245,14 @@
    :blue   0x0000FF
    :green  0x00FF00}
   "Retinal sensitivity presets for sensors that extract one channel
-   (:red :blue :green) or average all channels (:gray)")
+   (:red :blue :green) or average all channels (:all)")
 #+end_src
 
 ** Metadata Processing
 
 =(retina-sensor-profile)= extracts a map from the eye-node in the same
 format as the example maps above.  =(eye-dimensions)= finds the
-dimansions of the smallest image required to contain all the retinal
+dimensions of the smallest image required to contain all the retinal
 sensor maps.
 
 #+name: retina
@@ -461,7 +461,7 @@
 #+begin_src clojure
 (in-ns 'cortex.test.vision)
 
-(defn test-two-eyes
+(defn test-pipeline
   "Testing vision:
    Tests the vision system by creating two views of the same rotating
    object from different angles and displaying both of those views in
@@ -693,7 +693,7 @@
   (:use (cortex world sense util))
   (:use clojure.contrib.def)
   (:import com.jme3.post.SceneProcessor)
-  (:import (com.jme3.util BufferUtils Screenshots))
+  (:import (com.jme3.util Buffe rUtils Screenshots))
   (:import java.nio.ByteBuffer)
   (:import java.awt.image.BufferedImage)
   (:import (com.jme3.renderer ViewPort Camera))